Factor rotation by the method of extended vectors /
Sutherland, John.
Scottish Council for Research in Education,former owner.NLS
[London : University of London Press,
1951]
Caption title.
Offprint from: The British journal of psychology, statistical section. Vol. 4, part 1 (March 1951).
Includes bibliography (p. 30).
Provenance: 20th-century ink stamps on front cover: With the author's compliments ; The Scottish Council for Research in Education, 48 Moray Place, Edinburgh 3.
Factor analysis.